XPlite can uninstall Program Compatibility Engine, re-install or repair Program Compatibility Engine on Windows XP and Windows 2000. Improve Windows performance and security.
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Program Compatibility Engine Program Compatibility Engine

Allows windows to modify how individual applications run to force poorly programmed or older applications to run satisfactorially under the current operating system

Detailed information has not been added for this feature.

In XPlite Professional you can find Program Compatibility Engine under the group titled Operating System Options Operating System Options.

Install Program Compatibility Engine:

Program Compatibility Engine is a stand-alone component. The function of Program Compatibility Engine does not rely on any other XPlite Professional components and removing other components in XPlite Professional should not influence Program Compatibility Engine.

Uninstall Program Compatibility Engine:

The following components are dependent on Program Compatibility Engine. If you remove Program Compatibility Engine from your system using XPlite Professional you will also be required to uninstall the following components:


XPlite Professional can completely uninstall Program Compatibility Engine and reinstall to repair Program Compatibility Engine on:

  • Windows XP Professional: orig, SP1, SP2
  • Windows XP Home: orig, SP1, SP2
  • Windows 2003 Server: orig, SP1, SP2(coming!)

User Removal Statistics for Program Compatibility Engine

Of 1583 sampled Windows XP users, 1254 left Program Compatibility Engine installed and 329 people uninstalled Program Compatibility Engine from their system.

Pro Users can help us collect these removal statistics.

  1. In XPlite or 2000lite press XPlite properties button to access preferences.
  2. Ensure logging is on.
  3. Check "Send component state data when checking for upgrades" on the Preferences tab.
  4. Using the Check for Upgrades button on the About tab.

The information sent is the last block only of component installation state data - you can see this in the log as "option=1" or "option=0". No personal information is conveyed.

The option to uninstall Program Compatibility Engine is only included in XPlite Professional.

Thankyou for purchasing XPlite Professional.

Program Compatibility Engine is avalable as option in XPlite ProfessionalPRO Program Compatibility Engine is not in the XPlite Free TrialTrial